Software Engineer (Rust) Cheltenham / Hybrid / Remote
My client is looking for an experienced Software Engineer with strong Rust expertise to join a growing UK technology business delivering secure software and communications solutions into the national defence sector.
This is an opportunity to work across live programmes, next-generation product development, and cutting-edge proof-of-concept work, using modern engineering to solve complex real-world challenges. It would suit someone who wants to build secure, high-performance, memory-safe software in an environment where technical quality, innovation, and real-world impact genuinely matter.
Benefits £70,000 - £85,000 basic salary
Bonus
Hybrid working and flexibility
Pension
Private healthcare
Electric car scheme
Training and development opportunities
Friendly, knowledgeable, peer-sharing culture
Career progression
The role and responsibilities You will join a team building secure, high-performance software for complex and mission-critical environments. The successful candidate will design, develop, and maintain software components written primarily in Rust, while also contributing to wider engineering decisions, technical direction, and best practice.
Responsibilities will include:
Designing, developing, testing, and maintaining production-quality software in Rust
Building secure, scalable, and memory-safe software components for operationally critical systems
Contributing to system architecture and selecting appropriate Rust-based frameworks and design patterns
Acting as a technical point of contact for Rust-related engineering decisions within the team
Working with asynchronous Rust and networked services in high-performance environments
Producing clean, maintainable, well-tested code with a strong focus on reliability and security
Participating in code reviews and helping drive engineering quality across the wider software team
Mentoring junior and mid-level engineers, promoting knowledge sharing and continuous improvement
Working closely with architects, product owners, DevSecOps, cloud, and security engineering teams
Producing technical documentation including design specifications, API documentation, and operational runbooks
Participating in Agile ceremonies including sprint planning, stand-ups, retrospectives, and backlog refinement
Communicating technical concepts clearly to both technical and non-technical stakeholders where required
Key skills Strong commercial experience as a Software Engineer, Rust Engineer, or Backend / Systems Software Engineer
Strong commercial experience developing production software in Rust
Strong understanding of Rust ownership, borrowing, lifetimes, and concurrency primitives
Experience with asynchronous Rust such as Tokio or async-std
Proficiency with Rust tooling including Cargo, Clippy, Rustfmt, and the wider crate ecosystem
Solid understanding of software engineering fundamentals including data structures, algorithms, and systems design
Experience with version control, Git, CI/CD pipelines, and automated testing
Strong communication and collaboration skills
British citizenship and ability to obtain MOD SC clearance
Desired skills Existing SC clearance
Experience working in defence, secure technology, or other highly regulated environments
Knowledge of cloud platforms such as AWS or Azure
Experience with Infrastructure as Code, for example Terraform
Familiarity with containerisation such as Docker and orchestration platforms such as Kubernetes
Understanding of zero-trust architectures, mTLS, and PKI
Experience with cross-language FFI such as Rust / C / C++
Exposure to embedded, low-level, or systems-level Rust development
Experience building secure networked services or communications-focused platforms
Please note: existing SC clearance is advantageous but not essential. Candidates must be British citizens and eligible to undergo MOD SC clearance
If you would like more information then please apply via the link.
All the best,
Charlie Syrett Richmond Square Consulting Ltd
Alternative job titles: Software Developer, Rust Developer, C++ Developer, C++ Engineer
TPBN1_UKTJ